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MCQOPTIONS
This section includes 5814 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 4151. |
Cement grouted pavement is classified as |
| A. | rigid pavement |
| B. | semi-rigid pavement |
| C. | flexible pavement |
| D. | none of these. |
| Answer» C. flexible pavement | |
| 4152. |
The minimum design speed of various types of highways in plain terrain is the same as the ruling design speed of |
| A. | rolling terrain |
| B. | mountainous terrain |
| C. | steep terrain |
| D. | none of these. |
| Answer» B. mountainous terrain | |
| 4153. |
Camber in pavements is provided by |
| A. | straight line method |
| B. | parabola method |
| C. | straight at the edges and parabolic at the crown |
| D. | all the above. |
| Answer» E. | |
| 4154. |
Passing zones are generally not provided on |
| A. | summit curves |
| B. | horizontal curves |
| C. | two lane highways |
| D. | all the above. |
| Answer» E. | |
| 4155. |
The shape of a vertical curve, is |
| A. | parabolic |
| B. | elliptical |
| C. | circular |
| D. | spiral |
| E. | all the above. |
| Answer» B. elliptical | |
| 4156. |
To prevent movement of moisture from subgrade to road pavement at the same level as that of water-table, thickness of a cut off layer of coarse sand, is |
| A. | 15 cm |
| B. | 20 cm |
| C. | 30 cm |
| D. | 45 cm |
| E. | none of these. |
| Answer» B. 20 cm | |
| 4157. |
For Indian conditions, the water bound macadam roads, are suitable if daily traffic does not exceed |
| A. | 2000 tonnes |
| B. | 2500 tonnes |
| C. | 3000 tonnes |
| D. | 3500 tonnes |
| Answer» B. 2500 tonnes | |
| 4158. |
If h1 is the height of the driver's eye and h2 is the height of an obstruction above road surface, then, for a minimum sight distance S, the length of the vertical curve should be greater than |
| A. | <img src="/_files/images/civil-engineering/highway-engineering/33-16-118-1.png"> |
| B. | <img src="/_files/images/civil-engineering/highway-engineering/33-16-118-2.png"> |
| C. | <img src="/_files/images/civil-engineering/highway-engineering/33-16-118-3.png"> |
| D. | <img src="/_files/images/civil-engineering/highway-engineering/33-16-118-4.png"> |
| Answer» C. <img src="/_files/images/civil-engineering/highway-engineering/33-16-118-3.png"> | |
| 4159. |
For maximum strength and durability minimum percentage of cement, by weight is |
| A. | 15% |
| B. | 20% |
| C. | 25% |
| D. | 30% |
| E. | 33% |
| Answer» E. 33% | |
| 4160. |
The advantage of providing superelevation on roads, is |
| A. | higher speed of vehicles |
| B. | increased volume of traffic |
| C. | reduced maintenance cost of the roads |
| D. | draining off rain water quickly |
| E. | all the above. |
| Answer» F. | |
| 4161. |
The G.T. road from Lahore to Calcutta in undivided India, was constructed during |
| A. | 3495-3500 BC |
| B. | 265-270 BC |
| C. | 1540-1545 AD |
| D. | 1440-1450 |
| Answer» D. 1440-1450 | |
| 4162. |
On earth roads, the camber should preferably be |
| A. | 1 in 20 to 1 in 24 |
| B. | 1 in 30 to 1 in 48 |
| C. | 1 in 15 to 1 in 20 |
| D. | 1 in 10 to 1 in 15 |
| E. | 1 in 10 to 1 in 12 |
| Answer» B. 1 in 30 to 1 in 48 | |
| 4163. |
The convexity provided to the carriageway between the crown and edge of the pavement, is known as |
| A. | super-elevation |
| B. | camber |
| C. | height of the pavement |
| D. | None of these. |
| Answer» C. height of the pavement | |
| 4164. |
Alignment of highways in hilly regions, is decided on |
| A. | long stretch of very hard cutting |
| B. | number of river crossings |
| C. | natural unstable areas |
| D. | saddles or passes |
| E. | all the above. |
| Answer» F. | |
| 4165. |
The standard equation of a cubical spiral transition curve provided on roads, is |
| A. | <img src="/_files/images/civil-engineering/highway-engineering/32-16-102-1.png"> |
| B. | <img src="/_files/images/civil-engineering/highway-engineering/32-16-102-2.png"> |
| C. | <img src="/_files/images/civil-engineering/highway-engineering/32-16-102-3.png"> |
| D. | <img src="/_files/images/civil-engineering/highway-engineering/32-16-102-4.png"> |
| E. | none of these. |
| Answer» C. <img src="/_files/images/civil-engineering/highway-engineering/32-16-102-3.png"> | |
| 4166. |
If At is the area of steel cross-section, t is working stress, L is width of road and W is weight of slab per square metre, the spacing of the tie bars for a longitudinal joint, is |
| A. | <img src="/_files/images/civil-engineering/highway-engineering/39-16-196-1.png"> |
| B. | <img src="/_files/images/civil-engineering/highway-engineering/39-16-196-2.png"> |
| C. | <img src="/_files/images/civil-engineering/highway-engineering/39-16-196-3.png"> |
| D. | <img src="/_files/images/civil-engineering/highway-engineering/39-16-196-4.png"> |
| Answer» E. | |
| 4167. |
Interior thickness of concrete road slab for design wheel load 6300 kg and permissible flexural stress 21 kg/cm2, is |
| A. | 17.0 cm |
| B. | 25.5 cm |
| C. | 34.0 cm |
| D. | 42.5 cm |
| E. | 50.0 cm |
| Answer» C. 34.0 cm | |
| 4168. |
During last phase of the reconnaissance, details of the grade line is recorded on 2 metre poles to indicate |
| A. | direction of the proposed alignment |
| B. | distance between the previous and forward pegs |
| C. | relative elevations of pegs |
| D. | all the above. |
| Answer» E. | |
| 4169. |
Concrete pavement is provided if daily traffic per lane exceeds |
| A. | 500 tonnes |
| B. | 750 tonnes |
| C. | 1000 tonnes |
| D. | 1250 tonnes |
| E. | 1300 tonnes |
| Answer» D. 1250 tonnes | |
| 4170. |
If the elevations along a road increase, the slope of the road along the longitudinal direction, is known as |
| A. | gradient |
| B. | grade |
| C. | positive grade |
| D. | negative grade. |
| Answer» B. grade | |
| 4171. |
The normal road land width for a National or State highway, in open areas should be |
| A. | 45 m |
| B. | 30 m |
| C. | 24 m |
| D. | 20 m |
| Answer» B. 30 m | |
| 4172. |
Excessive camber on pavements may cause |
| A. | deterioration of central portion |
| B. | slip of the speedy vehicles towards the edges |
| C. | erosion of the berms |
| D. | all the above. |
| Answer» E. | |
| 4173. |
Newly constructed pavement with ordinary Portland cement attains its working strength after |
| A. | 7 days |
| B. | 14 days |
| C. | 21 days |
| D. | 28 days |
| E. | 42 days |
| Answer» E. 42 days | |
| 4174. |
The most commonly adopted method to provide super-elevation on roads, is by pivoting the road surface about |
| A. | outer edge so that the inner edge is lowered |
| B. | crown so that outer edge is raised and inner edge is lowered |
| C. | inner edge so that outer edge is raised |
| D. | none of these. |
| Answer» D. none of these. | |
| 4175. |
Enoscope is used to determine |
| A. | spot speed |
| B. | average speed |
| C. | travel time |
| D. | none of these. |
| Answer» B. average speed | |
| 4176. |
The width of road pavements, depends upon |
| A. | width of traffic lane |
| B. | number of traffic |
| C. | width of median strip |
| D. | all the above. |
| Answer» E. | |
| 4177. |
If L is the length of vehicles in metres, C is the clear distance between two consecutive vehicles (stopping sight distance), V is the speed of vehicles in km/hour, the maximum number N of vehicles/hour, is |
| A. | <img src="/_files/images/civil-engineering/highway-engineering/26-16-25-1.png"> |
| B. | <img src="/_files/images/civil-engineering/highway-engineering/26-16-25-2.png"> |
| C. | <img src="/_files/images/civil-engineering/highway-engineering/26-16-25-3.png"> |
| D. | <img src="/_files/images/civil-engineering/highway-engineering/26-16-25-4.png"> |
| E. | <img src="/_files/images/civil-engineering/highway-engineering/26-16-25-5.png"> |
| Answer» B. <img src="/_files/images/civil-engineering/highway-engineering/26-16-25-2.png"> | |
| 4178. |
The minimum vertical clearance of overhanging cliffs or any other structure above the surface of a hill road, should be |
| A. | 3 m |
| B. | 4 m |
| C. | 5 m |
| D. | 6 m |
| E. | 4.5 m |
| Answer» D. 6 m | |
| 4179. |
If the rate of change of grade permitted along a vertical curve is r and total change of grade is g%, the length L of the curve to be provided, is |
| A. | <img src="/_files/images/civil-engineering/highway-engineering/33-16-115-1.png"> |
| B. | <img src="/_files/images/civil-engineering/highway-engineering/33-16-115-2.png"> |
| C. | <img src="/_files/images/civil-engineering/highway-engineering/33-16-115-3.png"> |
| D. | <img src="/_files/images/civil-engineering/highway-engineering/33-16-115-4.png"> |
| E. | none of these. |
| Answer» C. <img src="/_files/images/civil-engineering/highway-engineering/33-16-115-3.png"> | |
| 4180. |
In case of a multi-lane road, overtaking is generally permitted |
| A. | from right |
| B. | from left |
| C. | from both sides right and left |
| D. | not at all. |
| Answer» D. not at all. | |
| 4181. |
The pavement width of a road depends upon |
| A. | terrain |
| B. | type of traffic |
| C. | number of lanes |
| D. | all the above. |
| Answer» D. all the above. | |
| 4182. |
For a vehicle moving with a speed of 80 km per hour, the brake reaction time, in ordinary cases, is |
| A. | 1 sec |
| B. | 1.5 sec |
| C. | 2.0 sec |
| D. | 2.5 sec |
| E. | 3.0 sec |
| Answer» E. 3.0 sec | |
| 4183. |
If a Lemniscate curve of transition throughout is introduced to connect two parallel roads, the maximum polar angle of the curve, is |
| A. | 10 |
| B. | 15 |
| C. | 20 |
| D. | 30 |
| E. | 45 |
| Answer» E. 45 | |
| 4184. |
If the cross slope of a country is 25% to 60%, the terrain is classified as |
| A. | plain |
| B. | rolling |
| C. | steep |
| D. | mountainous. |
| Answer» E. | |
| 4185. |
Setting out of Lemniscate transition curves, is done with |
| A. | perpendicular offsets |
| B. | radial offsets |
| C. | deflection angles |
| D. | polar deflection angles. |
| Answer» E. | |
| 4186. |
Reference pillars fixed on the centre line of a proposed road, provide the following information: |
| A. | reduced distance (R.D.) |
| B. | horizontal distance of road from the centre line |
| C. | reduced level at the top of pillar |
| D. | formation level of the road |
| E. | all the above. |
| Answer» F. | |
| 4187. |
The normal road land width for a major district road in open area, is |
| A. | 45 m |
| B. | 25 m |
| C. | 15 m |
| D. | 12 m |
| Answer» C. 15 m | |
| 4188. |
Width of the shoulders of carriage way is generally kept |
| A. | 100 cm |
| B. | 125 cm |
| C. | 150 cm |
| D. | 200 cm |
| E. | 250 cm |
| Answer» F. | |
| 4189. |
Raising of outer edge of a road with respect to inner edge, is known |
| A. | super elevation |
| B. | cant |
| C. | banking |
| D. | all the above. |
| Answer» E. | |
| 4190. |
Intermediate catch water drains are provided only, if |
| A. | catchment area of the watershed above road is large |
| B. | intensity of rainfall is heavy |
| C. | single catch water drain is inadequate |
| D. | all the above. |
| Answer» E. | |
| 4191. |
Floating gradients are generally provided |
| A. | along maximum gradients |
| B. | along minimum gradients |
| C. | at summit curves |
| D. | at valley curves |
| E. | every where. |
| Answer» D. at valley curves | |
| 4192. |
For the design of cement concrete pavement for corner loading, Indian Road Congress recommends the use of |
| A. | Westergard's formula |
| B. | Kelly's formula |
| C. | Goldbeck's formula |
| D. | Spanlar's formula |
| E. | Picker's formula. |
| Answer» F. | |
| 4193. |
In case of cement concrete pavements, pick up the incorrect statement |
| A. | tractive resistance is low |
| B. | initial cost of construction is high |
| C. | initial cost of construction is low |
| D. | visibility during nights is high |
| E. | none of these. |
| Answer» D. visibility during nights is high | |
| 4194. |
The safe stopping sight distance D, may be computed from the equation |
| A. | <img src="/_files/images/civil-engineering/highway-engineering/49-16-328-1.png"> |
| B. | <img src="/_files/images/civil-engineering/highway-engineering/49-16-328-2.png"> |
| C. | <img src="/_files/images/civil-engineering/highway-engineering/49-16-328-3.png"> |
| D. | <img src="/_files/images/civil-engineering/highway-engineering/49-16-328-4.png"> |
| Answer» B. <img src="/_files/images/civil-engineering/highway-engineering/49-16-328-2.png"> | |
| 4195. |
Over taking time required for a vehicle with design speed 50 km ph and overtaking acceleration 1.25 m/sec2 to overtake a vehicle moving at a speed 30 km ph, is |
| A. | 5.0 secs |
| B. | 6.12 secs |
| C. | 225.48 secs |
| D. | 30 secs |
| Answer» C. 225.48 secs | |
| 4196. |
The camber on pavements, is provided by |
| A. | straight line method |
| B. | parabolic method |
| C. | straight line and parabolic at crown |
| D. | elliptical method |
| E. | circular method. |
| Answer» D. elliptical method | |
| 4197. |
The minimum cross fall of shoulders is kept |
| A. | 0.5% |
| B. | 1.0% |
| C. | 1.5% |
| D. | 2.5% |
| E. | 3% |
| Answer» F. | |
| 4198. |
Hard water contains |
| A. | calcium |
| B. | magnesium bicarbonates |
| C. | magnesium sulphate |
| D. | all the above. |
| Answer» E. | |
| 4199. |
The main disadvantage of hard water, is |
| A. | greater soap consumption |
| B. | scaling of boilers |
| C. | corrosion and incrustation of pipes |
| D. | making food tasteless |
| E. | all the above. |
| Answer» F. | |
| 4200. |
Hard water for public water supply is discarded because |
| A. | it consumes more soap |
| B. | it contains lot of turbidity |
| C. | it contains pathogenic bacterias |
| D. | it possesses bad taste and odour |
| E. | none of these. |
| Answer» B. it contains lot of turbidity | |